ludic.shop, ludic.net: nothing made per tick - the week's lists and dice reused, the net's facts from a ring, the room's watch address made once, pools and kept lists through kept_push; what runs once per host, join, room or guest says so in @alloc_ok

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

packages/ludic.shop/index.ludic

@@ -5,6 +5,7 @@ numbers float
 import "ludic.base"
 import "state.ludic"
 import "demand.ludic"
+import "week_lists.ludic"
 import "prices.ludic"
 import "trade.ludic"
 import "system.ludic"